package com.study.ann;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

@Aspect
public class AnnotationPointCut {

    @Before("execution(* com.study.service.UserServiceImpl.*(..))")
    public void before(){
        System.out.println("=====方法执行前=====");
    }
    @After("execution(* com.study.service.UserServiceImpl.*(..))")
    public void after(){
        System.out.println("=====方法执行后=====");
    }
    //在环绕增强中，我们可以定义一个参数，代表我们获取处理要切入的点
    @Around("execution(* com.study.service.UserServiceImpl.*(..))")
    public void around(ProceedingJoinPoint joinPoint) throws Throwable {
        System.out.println("环绕前");

        System.out.println(joinPoint.getSignature());
        //执行方法
        Object proceed = joinPoint.proceed();

        System.out.println("环绕后");
    }
}
